The
modern term "BHARATANATYAM (BHARATA NATYAM, BHARATHANATYAM, BHARATNATYAM)" was introduced by Rukminidevi Arundale, and is thought to derive from the four
syllables, BHAva(expression) + RAga (music) + TAla(rhythm)
+ NATYAM(dramatic art is the most widely practised of classical
Indian dances in South India, and has its origin in Tamil Nadu.
It is the most ancient of all the classical dance forms in India, which
are based on Natya Shastra, the Bible of the classical Indian dance. BHARATANATYAM
(BHARATA NATYAM, BHARATHANATYAM, BHARATNATYAM) has been undergoing a lot of
change over the centuries (click
here to read more).

Brief
overview of BHARATANATYAM (BHARATA NATYAM, BHARATHANATYAM, BHARATNATYAM)B
Nritya is a combination of Nritta and Natya When all Angas(main body parts)
are coordinated (along with pratyanga and upaanga), the BHARATANATYAM (BHARATA
NATYAM, BHARATHANATYAM, BHARATNATYAM) dancer is said to possess Angashudhi.
Anga meaning body parts, and shudhi means perfection or purity. The Natyashastra
has shlokas describing how to perform all the above movements.